Home / 52,045.43-77,942.30-29,791.40

Finding the Fourth Proportional to 52,045.43, 77,942.30 and 29,791.40

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Solution

The fourth proportional to 52,045.43, 77,942.30 and 29,791.40 is: 44,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.43 : 77,942.30 = 29,791.40 : x
  2. Step 2: Convert to fraction form
    52,045.43/77,942.30 = 29,791.40/x
  3. Step 3: Cross multiply
    52,045.43x = 77,942.30 × 29,791.40
  4. Step 4: Simplify right side
    52,045.43x = 2,322,009,697.55
  5. Step 5: Solve for x
    x = 2,322,009,697.55/52,045.43
  6. Step 6: Final answer
    x = 44,615.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.